Numerical control system having a display unit and machine tool controlled by the system

(19)

(11)

EP 0 127 122 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	16.04.1986 Bulletin 1986/16

(43)	Date of publication A2:
	05.12.1984 Bulletin 1984/49

(21)	Application number: 84105878

(22)	Date of filing: 23.05.1984

(84)	Designated Contracting States:
	DE FR GB IT

(30)

Priority:

23.05.1983 JP 9026983
23.05.1983 JP 9027083

(71)	Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
	()

(72)	Inventor:
	Ichikawa, Toru Mitsubishi Denki Kabushi Kaisha ()

(54)	Numerical control system having a display unit and machine tool controlled by the system

(57) Message sentences are successively displayed on a display unit (1) such as a CRT according to an operator control procedure, and control items or selected items are displayed on the display unit (1) as menu sentences dependent on or independently of the messages. The operator selects a desired item from the displayed items. Atthe time of generating a program, erroneous operations by the operator are checked against predetermined priority orders of operating modes. Only addresses necessary for the operating modes are used so that the control procedure is patternized.

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